5. Prove that sin² 0 + cos² 0 = 1 for is an identity. 6. Simplify logi¹² — 3log j¹¹ – 5log k into one logarithm. 7. Solve 3x+3 = 45x for x. Round your answer to two decimal places.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section: Chapter Questions
Problem 52RE
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please help with all 3 questions thank you so much

5. Prove that sin²+ cos² 0 = 1 for is an identity.
6. Simplify logi¹2 3log6j¹¹. 5log, k into one logarithm.
7. Solve 3x+3 = 45x for x. Round your answer to two decimal places.
Transcribed Image Text:5. Prove that sin²+ cos² 0 = 1 for is an identity. 6. Simplify logi¹2 3log6j¹¹. 5log, k into one logarithm. 7. Solve 3x+3 = 45x for x. Round your answer to two decimal places.
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